Board and Senior Advisors

Gareth Hughes

Chairman, CEO & Co-Founder

A corporate advisor with wide-reaching experience in low carbon enterprise, from start-ups to major public companies, and a founder of two capital advisory and funding firms. Read More

Kevin Mahoney

Senior Advisor, Sales & Marketing

A corporate advisor with an exceptional track record in large company management, most particularly in turnaround assignments for firms including WH Smith and British Read More

Martin Piers

Senior Advisor, Product Development

A former solicitor, Licensed Insolvency Practitioner and CEDR qualified mediator with a 40-year career in legal practice and board-level appointments at international companies. Read More

Roger Neville

Finance Director & Co-Founder

A qualified accountant with 40 years of experience, half of which has involved managing his own firms. He has also served on the boards of a number of companies. Read More

Nigel Tuersley

Director & Co-Founder

A social entrepreneur with 40 years of multi-sector experience focused on urban renewal, historic building restoration, Internet ventures, pharmacology Read More

Fergie May

Non-executive Director

An expert in sustainable technology investment with more than 20 years of experience in institutional public markets and private equity markets in London Read More

Product Development

Dr Robert Holdbrook

Joint Head of R&D (Microbiologist)

A microbiologist with a research background in bacterial population dynamics and food sources; the role of proteins in the progression of bacterial infections; Read More

Gabriela Siewerding Meirelles

Joint Head of R&D (Microbiologist)

A microbiologist with research experience focused on soil microbial ecosystems in the Cerrado, gained during Read More

Sales and Marketing

Colin Gibbs

Head of Demonstration Trials

A BD executive with more than 40 years’ experience in water and wastewater treatment projects, Colin has worked in the Middle East, Africa and Europe Read More

Rich Marsh

Senior Advisor, Professional Development & Training

A professional trainer with more than 30 years experience initiating and supporting sustainable growth in local and global Read More